CN105973404A - Dual-purpose dual-sensor electronic scale - Google Patents
Dual-purpose dual-sensor electronic scale Download PDFInfo
- Publication number
- CN105973404A CN105973404A CN201610098435.3A CN201610098435A CN105973404A CN 105973404 A CN105973404 A CN 105973404A CN 201610098435 A CN201610098435 A CN 201610098435A CN 105973404 A CN105973404 A CN 105973404A
- Authority
- CN
- China
- Prior art keywords
- support
- supporting member
- electronic scale
- dual
- elastic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- 238000005303 weighing Methods 0.000 claims abstract description 10
- 230000037396 body weight Effects 0.000 claims description 11
- 239000004033 plastic Substances 0.000 claims description 10
- 229920003023 plastic Polymers 0.000 claims description 10
- 238000002788 crimping Methods 0.000 claims description 5
- 230000005489 elastic deformation Effects 0.000 claims description 5
- 230000009189 diving Effects 0.000 description 6
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000005868 electrolysis reaction Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G19/00—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups
- G01G19/44—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for weighing persons
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G19/00—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups
- G01G19/62—Over or under weighing apparatus
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The invention discloses a dual-purpose dual-sensor electronic scale. The dual-purpose dual-sensor electronic scale comprises a loading plate and weighing sensor components which are used for weighing the load of the loading plate. A force transmitting crimp part is arranged on the loading plate. Each weighing sensor component comprises a first precision force measuring sensor, a second precision force measuring sensor, a first support piece with a first support part, a second support piece with a second support part, and a support foot. In a free state, the loading plate crimps the second support part of each second support piece, and the force transmitting crimp part of the loading plate is higher than the first support part of each first support piece. When an object is carried on the loading plate, the stressed loading plate drives the force transmitting crimp part to move down. After the weight of the carried object exceeds a certain level, the force transmitting crimp part of the loading plate moves down to crimp each first support part. The dual-purpose dual-sensor electronic scale provided by the invention can be used as a weight electronic scale and a kitchen electronic scale.
Description
Technical field
The invention belongs to electronic balance structure design field, be specifically related to a kind of dual-purpose double-sensing electronic scale.
Background technology
Body weight electronic scale in the market, its structure mainly includes support board, display screen, regulation switch, power module
With the LOAD CELLS composition for supporting support board, its function is mainly used in human body of weighing, and is usually when carrying object
After weight exceedes preset value, display screen just starts to show numerical value, and this preset value is usually 5 kilograms；It addition, this kind of body weight
The maximum range of electronic scale is usually 180 kilograms, and scale division value is 100 grams, and error is relatively big, so this traditional body weight
Electronic scale, on ordinary days in addition to weighing in, substantially cannot function as its use, especially cannot be used for using as electronic scale.
And existing electronic scale, its scale division value can reach 1 gram, but its range is usually no more than 50 kilograms, so not
Can use as scale.The most also having scale division value to can reach 2 grams, range can reach the electronic scale of 150 kilograms,
System uses the force cell that precision is higher and range is bigger to make, but its price is much more expensive, it is impossible to universal.
Summary of the invention
It is an object of the invention to provide a kind of cost relatively low, both can be as wide range, body weight electronic scale that precision is low, again
Can be as small-range, the dual-purpose double-sensing electronic scale of electronic scale that precision is high.
The technical scheme realizing the object of the invention is: a kind of dual-purpose double-sensing electronic scale, including support board and for weighing
The LOAD CELLS assembly of support board carrier weight；Support board is provided with leads power pressure contact portion；Each LOAD CELLS assembly includes
Plastic base, the containing cavity being arranged in plastic base, cover containing cavity bottom end opening and have centre bore spring lid,
Cover plastic base containing cavity top end opening and have the elastic closure of center trepanning, the first precision force cell,
Two precision force cells, have the first support the first supporting member, have the second support the second supporting member and
Spike；First precision force cell includes the first fixed part and the first elastic load portion；Second precision force cell bag
Include the second fixed part and the second elastic load portion；Prop up spike to include the support column being positioned in spring lid centre bore, be arranged on support
The slipmat of post bottom, it is arranged on the mounting seat on support column top；First elastic load portion and the second elastic load portion are fixed
In mounting seat；First supporting member includes that the bottom of Zhi Chengguan, Zhi Chengguan is crimped in the first elastic load portion；Zhi Chengguan
Top as the first support；Second supporting member include screw thread spring, the upper support portion being arranged on screw thread spring top,
It is arranged on the Lower bearing portions of screw thread spring bottom end；Second supporting member is arranged in the vestibule of Zhi Chengguan, the bottom of Lower bearing portions
Crimping is arranged in the second elastic load portion, and the top of the second supporting member is bonded and fixed on support board diapire；Upper support portion
Diapire as power of the leading pressure contact portion of support board；Under free state, support board crimping is arranged on second of the second supporting member
In bearing portion, and power of the leading pressure contact portion of support board exceeds the first support of the first supporting member；When carrying object on support board,
Support board stress drive its lead defeat connect subordinate move, after carrier body weight exceedes to a certain degree, leading of support board is defeated
Meet subordinate to move to be crimped on the first support.
In such scheme, the first supporting member is rigid support or elastic supporting piece；Second supporting member under external force,
Self whole height changes in the range of elastic deformation.
The present invention in use, while having concurrently as body weight electronic scale and electronic scale, moreover it is possible to carrying object
Weight when exceeding the maximum range of electronic scale, effectively prevent from damaging electronic scale.It addition, the present invention can use
On market, existing cheap force cell is made, so greatly reducing cost, it is easy to universal.
Accompanying drawing explanation
Fig. 1 is a kind of perspective view of the present invention；
Fig. 2 is that electronic scale shown in Fig. 1 is as a kind of side-looking structural representation during electronic scale；
Fig. 3 is the close-up schematic view in Fig. 2 at A；
Fig. 4 is a kind of perspective view of force cell in electronic scale shown in Fig. 1；
Fig. 5 is a kind of perspective view when another angle is observed of the force cell shown in Fig. 4；
Fig. 6 is a kind of side view of force cell shown in Fig. 4；
Fig. 7 is that electronic scale shown in Fig. 1 is as a kind of side-looking structural representation during body weight electronic scale.
Detailed description of the invention
(embodiment 1)
The present embodiment is a kind of dual-purpose double-sensing electronic scale, as shown in Fig. 1 to Fig. 7, including support board 1, display screen 11,
Regulation switch 12 and four LOAD CELLS assemblies 2 being used for weighing support board carrier weight；Loading in the present embodiment
The shape of plate is square, uses glass or fiberglass to make；Four LOAD CELLS assemblies are evenly distributed on support board diapire
At corner.
In the present embodiment, each LOAD CELLS assembly mainly includes that first precision force cell the 8, second precision dynamometry passes
Sensor 9, have the first support 40 the first supporting member 4, have the second support 50 the second supporting member 5 and
Spike 6.
As shown in Fig. 4 to Fig. 6, in the present embodiment, the first precision force cell 8 includes the first fixed part 81, first
Elastic load portion 82 and be arranged on the resistance strain gage (being not drawn on figure) in the first elastic load portion；Specifically,
The first fixed part 81 in the present embodiment is annular slab, and the neighboring of this annular slab is to being externally provided with four prominent diving boards
Portion, these four diving board portions, as the first elastic load portion 82, each diving board portion are equipped with a resistance strain gage (on figure not
Draw).In the present embodiment, after the first fixed part 81 is fixing, the first elastic load portion 82 becomes unsettled setting, thus
There is elastic deformation after stress, and then by resistance strain gage, the deformation of self is converted into the signal of telecommunication.In the present embodiment
The range of one precision force cell 8 is 0 kilogram to 180 kilograms, and precision (also referred to as scale division value) is 100 grams, main
Weighing persons body weight to be used for.
Second precision force cell 9 includes the second elastic load portion 92 of fixed part 91, second and is arranged on second
Resistance strain gage (being not drawn on figure) in elastic load portion；Specifically, the second fixed part 91 in the present embodiment is
Half ring flat-plate, the inner periphery in the middle part of this plate ring flat-plate protrudes inwardly from one diving board portion of formation, and this diving board portion holds as the second elasticity
Power portion 92, this diving board portion also is provided with resistance strain gage (being not drawn on figure)；In the present embodiment, the second precision dynamometry passes
Sensor 9 is arranged in the circular hole in the first precision force cell 8 besieged city.Certainly, the first precision force cell 8 and
Other shape made by two precision force cells 9 is also feasible.
In the present embodiment, after the second fixed part 91 is fixing, the second elastic load portion 92 becomes unsettled setting, thus in stress
Rear generation elastic deformation, and then by resistance strain gage, the deformation of self is converted into the signal of telecommunication.Second essence in the present embodiment
The range of degree force cell 9 is 0 to 20 kilogram, and precision is 1 gram, is mainly used in kitchen articles and weighs.
Specifically, in the present embodiment, the concrete structure of each LOAD CELLS assembly 2 is as follows: as shown in Figure 3, including moulding
Expect pedestal 21, the containing cavity 22 being arranged in plastic base, cover containing cavity bottom end opening and there is centre bore 231
Spring lid 23, cover plastic base containing cavity top end opening and there is the elastic closure 24, first of center trepanning 241
Precision force cell the 8, second precision force cell 9, there is the first supporting member 4 of the first support 40, have
Second supporting member 5 of the second support 50 and a spike 6.
A spike 6 in the present embodiment includes the support column 61 being positioned in spring lid centre bore 231, is arranged on support column 61
The slipmat 62 of bottom, it is arranged on the mounting seat 63 with draw-in groove on support column top；First elastic load portion 82 and the
Two elastic load portions 92 are fixed in the draw-in groove of mounting seat.
In the present embodiment, the first supporting member 4 is rigid support, is the Zhi Chengguan 42 of step tubulose including shape, supporting
The bottom of pipe 42 has annular electrolysis, and Zhi Chengguan is crimped in the first elastic load portion 82 by this annular electrolysis；
The top of Zhi Chengguan is as the first support 40.Under free state, namely when not carrying object on support board, support column
The top of 41 is less than the top of the second supporting member.In concrete practice, the first supporting member may be used without elastic supporting piece, examines
The range considered to the first elastic load portion is greater than the range in the second elastic load portion, so the first supporting member is using elasticity
During supporting member, its coefficient of elasticity is greater than the coefficient of elasticity of the second supporting member.
In the present embodiment, the second supporting member 5 include screw thread spring 51, the upper support portion 52 being arranged on screw thread spring top,
It is arranged on the Lower bearing portions 53 of screw thread spring bottom end；Second supporting member is arranged in the vestibule of Zhi Chengguan 42, Lower bearing portions
The bottom crimping of 53 is arranged in the second elastic load portion 92, and the top of the second supporting member is bonded and fixed at support board diapire
On.In the present embodiment, each second supporting member is arranged in the vestibule of a corresponding Zhi Chengguan 42.
In the present embodiment, the upper support portion 52 in the second supporting member is relatively big, and its diapire serves not only as the one of the second supporting member
Part, also as power of the leading pressure contact portion 10 of support board.
In the present embodiment, spring lid 23 and elastic closure 24 are equipped with inner ring, outer ring and connect between inner ring and outer ring
Four spiral arm, centre bore 231 and center trepanning 241 be arranged on respective inner ring, and outer ring is fixedly installed on accommodating
On cavity wall；Spring lid in use, is possible to prevent between plastic base and support column 61 to transmit pressure.Elastic closure 24
It is set on the periphery wall on Zhi Chengguan 42 top by its center trepanning 241, thus Zhi Chengguan is played relatively stable
Position-limiting action, moreover it is possible to prevent Zhi Chengguan from self pressure is passed to plastic base by elastic closure 24.
Under free state, namely when support board does not carries object, support board, under the supporting role of elastic supporting piece, leads power
Pressure contact portion 10 exceeds the first support；Now the first elastic load portion is not by the pressure of support board, does not play and weighs
Effect.
When, after support board carrying object, screw thread spring pressurized compresses, and self whole height diminishes, and support board drives it to lead power
Pressure contact portion moves down；By selecting suitable screw thread spring, can make carrier body weight when less than 20 kilograms, loading
The diapire of plate exceeds the first support all the time, and during being somebody's turn to do, the present embodiment can use as electronic scale.
When support board carrier body weight is more than 20 kilograms, namely the maximum rated range in elastic load portion more than second
Time, support board moves down until it leads power pressure contact portion is crimped on the first support and the second support simultaneously, now the first bullet
Property load portion and the second elastic load portion all there is elastic deformation, and by resistance strain gage, respective deformation quantity is converted into
The signal of telecommunication, by the intelligence computation of circuit, can calculate carrier weight now, so now the present embodiment is the most permissible
Use as scale.
Force cell in the present embodiment, can be made by impact style batch, and its price is the cheapest, effectively reduces
The manufacturing cost of the present embodiment.
Obviously, the above embodiment of the present invention is only for clearly demonstrating example of the present invention, and is not to this
The restriction of the embodiment of invention.For those of ordinary skill in the field, the most also may be used
To make other changes in different forms.Here without also cannot all of embodiment be given exhaustive.And this
Belong to obvious change that the connotation of the present invention extended out a bit or variation still falls within protection scope of the present invention.
Claims (2)
1. a dual-purpose double-sensing electronic scale, including support board and for weighing the weighing and sensing of support board carrier weight
Device assembly；It is characterized in that: support board is provided with leads power pressure contact portion；Each LOAD CELLS assembly includes plastic base, sets
Put the containing cavity in plastic base, cover containing cavity bottom end opening and there is the spring lid of centre bore, cover plastics base
Seat containing cavity top end opening also has the elastic closure of center trepanning, the first precision force cell, the second precision dynamometry biography
Sensor, there is the first supporting member of the first support, second supporting member with the second support and spike；First essence
Degree force cell includes the first fixed part and the first elastic load portion；Second precision force cell includes the second fixed part
With the second elastic load portion；Prop up spike to include the support column being positioned in spring lid centre bore, be arranged on the anti-skidding of support column bottom
Pad, be arranged on the mounting seat on support column top；First elastic load portion and the second elastic load portion are fixed in mounting seat；
First supporting member includes that the bottom of Zhi Chengguan, Zhi Chengguan is crimped in the first elastic load portion；The top of Zhi Chengguan is as
One support；Second supporting member includes screw thread spring, the upper support portion being arranged on screw thread spring top, is arranged on thread bullet
The Lower bearing portions of spring bottom；Second supporting member is arranged in the vestibule of Zhi Chengguan, and the crimping of the bottom of Lower bearing portions is arranged on the
In two elastic load portions, the top of the second supporting member is bonded and fixed on support board diapire；The diapire of upper support portion is as load
Power of the leading pressure contact portion of thing plate；Under free state, support board crimping is arranged on the second support of the second supporting member, and carries
Power of the leading pressure contact portion of thing plate exceeds the first support of the first supporting member；When carrying object on support board, support board forced belt
Dynamic its is led to defeat and is met subordinate and move, and after carrier body weight exceedes to a certain degree, the leading of support board is defeated and met subordinate and move to pressure
It is connected on the first support.
Dual-purpose double-sensing electronic scale the most according to claim 1, it is characterised in that: the first supporting member is that rigidity is propped up
Bearing member or elastic supporting piece；Under external force, self whole height changes in the range of elastic deformation second supporting member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610098435.3A CN105973404A (en) | 2016-01-20 | 2016-01-20 | Dual-purpose dual-sensor electronic scale |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610098435.3A CN105973404A (en) | 2016-01-20 | 2016-01-20 | Dual-purpose dual-sensor electronic scale |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105973404A true CN105973404A (en) | 2016-09-28 |
Family
ID=56989042
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610098435.3A Withdrawn CN105973404A (en) | 2016-01-20 | 2016-01-20 | Dual-purpose dual-sensor electronic scale |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105973404A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111189521A (en) * | 2020-02-24 | 2020-05-22 | 深圳市晨北科技有限公司 | Weighing sensing device and electronic scale |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201355269Y (en) * | 2008-12-26 | 2009-12-02 | 中山市创源电子有限公司 | Weighing sensor and electronic scale comprising same |
| CN103076078A (en) * | 2012-12-31 | 2013-05-01 | 温州市海宝仪器有限公司 | Mobile phone serving as electronic scale |
| CN104838243A (en) * | 2014-07-23 | 2015-08-12 | 王雅苹 | Electronic scale |
-
2016
- 2016-01-20 CN CN201610098435.3A patent/CN105973404A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201355269Y (en) * | 2008-12-26 | 2009-12-02 | 中山市创源电子有限公司 | Weighing sensor and electronic scale comprising same |
| CN103076078A (en) * | 2012-12-31 | 2013-05-01 | 温州市海宝仪器有限公司 | Mobile phone serving as electronic scale |
| CN104838243A (en) * | 2014-07-23 | 2015-08-12 | 王雅苹 | Electronic scale |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111189521A (en) * | 2020-02-24 | 2020-05-22 | 深圳市晨北科技有限公司 | Weighing sensing device and electronic scale |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20160928 |
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| WW01 | Invention patent application withdrawn after publication |